AD-LIB WEATHER LET'S GO TO CHIEF METEOROLOGIST MARGARET ORR... SHE'S IN THE WEATHER CENTER WITH A CHECK OF YOUR EXACTCAST. It's a beautiful afternoon with temps running in the low 80s. Winds are southeast 10-20 mph. Skies are partly cloudy. Looks like a great evening with temps in the upper 60s to low 70s. Morning lows will drop into the low to upper 60s. Some patchy fog is possible. Partly cloudy Wednesday with highs forecast mainly in the low 80s and a few mid 80s. It's going to be breezy Wednesday with winds southeast 15-20 mph. There's a slight rain chance. Rain chances begin to go up Thursday with a 20-30% rain chance. A weak cold front begins to move our way Friday and Saturday, but does not move through the area. It will cause our rain chances to increase with a chance of some storms. Rain chances Friday are 60% and Saturday 50%. Mother's Day rain chances are 30%. The National Hurricane Center says there is a 50% chance for tropical development in the Pacific off the west coast of Mexico. A broad area of low pressure is over warm water. The system is forecast to move towards Southwest Mexico and cause locally heavy rain. Some of that moisture over time may move our way helping with our rain chances as we go into Friday and Saturday. BREAKING NEWS AT 5---- THIS IS A LIVE LOOK AT WASHINGTON, DC

An Iranian military observation aircraft flew within 50 yards of an armed U.S. Navy helicopter over the Persian Gulf this month, sparking concern that top Iranian commanders might not be in full control of local forces, CNN has learned.